ABC NewsMany celebrities, including a variety of veteran rock and pop musicians, are sharing their reactions to the devastating mass shooting that occurred Sunday night in Las Vegas.

Among the artists expressing their horror over the shooting, and offering their condolences to the victims, are John Fogerty, who is in the middle of a Las Vegas residency, and Gladys Knight, who lives in the city.

The shooting erupted during country star Jason Aldean’s set at the Route 91 Harvest Festival, a three-day country-music event.

An apparent lone gunman, identified as 64-year-old Stephen Paddock, opened fire from the 32nd floor of Mandalay Bay Resort and Casino, killing at least 58 people and injuring more than 500 in the crowd below.

Here are some of the social media reactions:

John Fogerty: In shock over the tragedy in Las Vegas, we are sending our prayers & love to our friends/family there & all those affected. Pray for peace.

Gladys Knight: My heart is saddened over what happened in my city of Las Vegas. My family is safe, but my community will never be the same. #prayforvegas

Aerosmith: Sending love and prayers to everyone in Las Vegas.

Smokey Robinson: Sending prayers to the victims, their families, and everyone affected by the shooting in Las Vegas…Love, Smokey.

KissPaul Stanley: My God! In the midst of this evil madness, prayers to all who are now and will be affected&devastated by this massacre.

Mariah Carey: Horrified to hear about the shooting in #LasVegas. My thoughts are with the victims and their families. Praying for everyone’s safety.

Def Leppard: Our collective hearts and sincere condolences are with all those affected in last night’s terrible and horrific shooting in Las Vegas. This nonsensical and cowardly act is so beyond words…Def Leppard and the entire music community stand with you.

Paris Jackson: heart goes out to everyone affected by the shooting in vegas, friends & families (strangers included)…breaks my heart to see earth like this.

Guns N’ RosesDuff McKagan: Waking up 2 this awful Las Vegas news. So sorry for those of you who have lost loved ones. This is so damn heartbreaking.

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